./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/float-newlib/float_req_bl_1270a.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 48c9605d Calling Ultimate with: /root/.sdkman/candidates/java/21.0.5-tem/bin/java -Dosgi.configuration.area=/storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/float-newlib/float_req_bl_1270a.c -s /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash cef5793fe43b7ac201f8ba74ab73acc606c8d546b5c039af9ee3552505a25b3c --- Real Ultimate output --- This is Ultimate 0.3.0-?-48c9605-m [2025-02-07 18:49:07,780 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-02-07 18:49:07,846 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2025-02-07 18:49:07,852 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-02-07 18:49:07,853 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-02-07 18:49:07,873 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-02-07 18:49:07,875 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-02-07 18:49:07,875 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-02-07 18:49:07,875 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2025-02-07 18:49:07,876 INFO L153 SettingsManager]: * Use memory slicer=true [2025-02-07 18:49:07,876 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-02-07 18:49:07,876 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-02-07 18:49:07,877 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-02-07 18:49:07,877 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-02-07 18:49:07,877 INFO L153 SettingsManager]: * Use SBE=true [2025-02-07 18:49:07,877 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-02-07 18:49:07,877 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2025-02-07 18:49:07,877 INFO L153 SettingsManager]: * sizeof long=4 [2025-02-07 18:49:07,878 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2025-02-07 18:49:07,878 INFO L153 SettingsManager]: * sizeof POINTER=4 [2025-02-07 18:49:07,878 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-02-07 18:49:07,878 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2025-02-07 18:49:07,878 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-02-07 18:49:07,878 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2025-02-07 18:49:07,878 INFO L153 SettingsManager]: * sizeof long double=12 [2025-02-07 18:49:07,878 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-02-07 18:49:07,878 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-02-07 18:49:07,878 INFO L153 SettingsManager]: * Use constant arrays=true [2025-02-07 18:49:07,878 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-02-07 18:49:07,878 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-02-07 18:49:07,879 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-02-07 18:49:07,879 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-02-07 18:49:07,879 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-02-07 18:49:07,879 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-02-07 18:49:07,879 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-02-07 18:49:07,879 INFO L153 SettingsManager]: * Compute procedure contracts=false [2025-02-07 18:49:07,879 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2025-02-07 18:49:07,879 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2025-02-07 18:49:07,879 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2025-02-07 18:49:07,879 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2025-02-07 18:49:07,880 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2025-02-07 18:49:07,880 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2025-02-07 18:49:07,880 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2025-02-07 18:49:07,880 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> cef5793fe43b7ac201f8ba74ab73acc606c8d546b5c039af9ee3552505a25b3c [2025-02-07 18:49:08,106 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-02-07 18:49:08,114 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-02-07 18:49:08,115 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-02-07 18:49:08,117 INFO L270 PluginConnector]: Initializing CDTParser... [2025-02-07 18:49:08,117 INFO L274 PluginConnector]: CDTParser initialized [2025-02-07 18:49:08,118 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-newlib/float_req_bl_1270a.c [2025-02-07 18:49:09,365 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/d9ba1e79c/38d47efbfbc44a37a67c8d1fcf8ec676/FLAGdf5be7661 [2025-02-07 18:49:09,654 INFO L384 CDTParser]: Found 1 translation units. [2025-02-07 18:49:09,655 INFO L180 CDTParser]: Scanning /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/float-newlib/float_req_bl_1270a.c [2025-02-07 18:49:09,665 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/d9ba1e79c/38d47efbfbc44a37a67c8d1fcf8ec676/FLAGdf5be7661 [2025-02-07 18:49:09,943 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/d9ba1e79c/38d47efbfbc44a37a67c8d1fcf8ec676 [2025-02-07 18:49:09,945 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-02-07 18:49:09,946 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-02-07 18:49:09,951 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-02-07 18:49:09,951 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-02-07 18:49:09,955 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-02-07 18:49:09,955 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.02 06:49:09" (1/1) ... [2025-02-07 18:49:09,956 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@28565e1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 06:49:09, skipping insertion in model container [2025-02-07 18:49:09,956 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.02 06:49:09" (1/1) ... [2025-02-07 18:49:09,968 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-02-07 18:49:10,116 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/float-newlib/float_req_bl_1270a.c[4702,4715] [2025-02-07 18:49:10,118 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-02-07 18:49:10,124 INFO L200 MainTranslator]: Completed pre-run [2025-02-07 18:49:10,166 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/float-newlib/float_req_bl_1270a.c[4702,4715] [2025-02-07 18:49:10,171 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-02-07 18:49:10,183 INFO L204 MainTranslator]: Completed translation [2025-02-07 18:49:10,184 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 06:49:10 WrapperNode [2025-02-07 18:49:10,184 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-02-07 18:49:10,185 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-02-07 18:49:10,185 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-02-07 18:49:10,185 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-02-07 18:49:10,189 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 06:49:10" (1/1) ... [2025-02-07 18:49:10,200 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 06:49:10" (1/1) ... [2025-02-07 18:49:10,221 INFO L138 Inliner]: procedures = 18, calls = 75, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 282 [2025-02-07 18:49:10,223 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-02-07 18:49:10,224 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-02-07 18:49:10,224 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-02-07 18:49:10,224 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-02-07 18:49:10,231 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 06:49:10" (1/1) ... [2025-02-07 18:49:10,231 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 06:49:10" (1/1) ... [2025-02-07 18:49:10,236 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 06:49:10" (1/1) ... [2025-02-07 18:49:10,249 INFO L175 MemorySlicer]: Split 34 memory accesses to 17 slices as follows [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2]. 6 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0]. The 16 writes are split as follows [0, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]. [2025-02-07 18:49:10,249 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 06:49:10" (1/1) ... [2025-02-07 18:49:10,249 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 06:49:10" (1/1) ... [2025-02-07 18:49:10,264 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 06:49:10" (1/1) ... [2025-02-07 18:49:10,267 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 06:49:10" (1/1) ... [2025-02-07 18:49:10,270 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 06:49:10" (1/1) ... [2025-02-07 18:49:10,272 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 06:49:10" (1/1) ... [2025-02-07 18:49:10,280 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-02-07 18:49:10,281 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2025-02-07 18:49:10,281 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2025-02-07 18:49:10,281 INFO L274 PluginConnector]: IcfgBuilder initialized [2025-02-07 18:49:10,285 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 06:49:10" (1/1) ... [2025-02-07 18:49:10,290 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-02-07 18:49:10,306 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-07 18:49:10,318 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2025-02-07 18:49:10,326 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2025-02-07 18:49:10,343 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-02-07 18:49:10,343 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2025-02-07 18:49:10,344 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2025-02-07 18:49:10,344 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2025-02-07 18:49:10,344 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2025-02-07 18:49:10,344 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2025-02-07 18:49:10,344 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2025-02-07 18:49:10,344 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2025-02-07 18:49:10,344 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#7 [2025-02-07 18:49:10,344 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#8 [2025-02-07 18:49:10,344 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#9 [2025-02-07 18:49:10,345 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#10 [2025-02-07 18:49:10,345 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#11 [2025-02-07 18:49:10,345 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#12 [2025-02-07 18:49:10,345 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#13 [2025-02-07 18:49:10,345 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#14 [2025-02-07 18:49:10,345 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#15 [2025-02-07 18:49:10,345 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#16 [2025-02-07 18:49:10,346 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2025-02-07 18:49:10,346 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#0 [2025-02-07 18:49:10,346 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#1 [2025-02-07 18:49:10,346 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#2 [2025-02-07 18:49:10,346 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#3 [2025-02-07 18:49:10,346 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#4 [2025-02-07 18:49:10,346 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#5 [2025-02-07 18:49:10,346 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#6 [2025-02-07 18:49:10,347 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#7 [2025-02-07 18:49:10,347 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#8 [2025-02-07 18:49:10,347 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#9 [2025-02-07 18:49:10,347 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#10 [2025-02-07 18:49:10,347 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#11 [2025-02-07 18:49:10,347 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#12 [2025-02-07 18:49:10,347 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#13 [2025-02-07 18:49:10,347 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#14 [2025-02-07 18:49:10,347 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#15 [2025-02-07 18:49:10,349 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#16 [2025-02-07 18:49:10,349 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2025-02-07 18:49:10,349 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2025-02-07 18:49:10,349 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2025-02-07 18:49:10,349 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2025-02-07 18:49:10,349 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2025-02-07 18:49:10,349 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2025-02-07 18:49:10,349 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#6 [2025-02-07 18:49:10,349 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#7 [2025-02-07 18:49:10,349 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#8 [2025-02-07 18:49:10,349 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#9 [2025-02-07 18:49:10,349 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#10 [2025-02-07 18:49:10,349 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#11 [2025-02-07 18:49:10,349 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#12 [2025-02-07 18:49:10,349 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#13 [2025-02-07 18:49:10,349 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#14 [2025-02-07 18:49:10,349 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#15 [2025-02-07 18:49:10,349 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#16 [2025-02-07 18:49:10,349 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#0 [2025-02-07 18:49:10,349 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#1 [2025-02-07 18:49:10,349 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#2 [2025-02-07 18:49:10,349 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#3 [2025-02-07 18:49:10,350 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#4 [2025-02-07 18:49:10,350 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#5 [2025-02-07 18:49:10,350 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#6 [2025-02-07 18:49:10,350 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#7 [2025-02-07 18:49:10,350 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#8 [2025-02-07 18:49:10,350 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#9 [2025-02-07 18:49:10,350 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#10 [2025-02-07 18:49:10,350 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#11 [2025-02-07 18:49:10,350 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#12 [2025-02-07 18:49:10,350 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#13 [2025-02-07 18:49:10,350 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#14 [2025-02-07 18:49:10,350 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#15 [2025-02-07 18:49:10,350 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#16 [2025-02-07 18:49:10,350 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-02-07 18:49:10,350 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-02-07 18:49:10,350 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2025-02-07 18:49:10,350 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2025-02-07 18:49:10,350 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2025-02-07 18:49:10,350 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2025-02-07 18:49:10,350 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2025-02-07 18:49:10,350 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2025-02-07 18:49:10,350 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#6 [2025-02-07 18:49:10,350 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#7 [2025-02-07 18:49:10,350 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#8 [2025-02-07 18:49:10,350 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#9 [2025-02-07 18:49:10,350 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#10 [2025-02-07 18:49:10,350 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#11 [2025-02-07 18:49:10,350 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#12 [2025-02-07 18:49:10,350 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#13 [2025-02-07 18:49:10,350 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#14 [2025-02-07 18:49:10,350 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#15 [2025-02-07 18:49:10,350 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#16 [2025-02-07 18:49:10,350 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2025-02-07 18:49:10,350 INFO L130 BoogieDeclarations]: Found specification of procedure __ieee754_sqrtf [2025-02-07 18:49:10,350 INFO L138 BoogieDeclarations]: Found implementation of procedure __ieee754_sqrtf [2025-02-07 18:49:10,494 INFO L257 CfgBuilder]: Building ICFG [2025-02-07 18:49:10,496 INFO L287 CfgBuilder]: Building CFG for each procedure with an implementation [2025-02-07 18:49:10,739 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint ULTIMATE.startFINAL: assume true; [2025-02-07 18:49:10,740 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L235: assume 0 == main_#t~ret27#1;havoc main_#t~ret27#1; [2025-02-07 18:49:10,740 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L235: assume !(0 == main_#t~ret27#1);havoc main_#t~ret27#1;main_#res#1 := 0;#t~ret28#1 := main_#res#1;havoc main_#t~nondet25#1, main_#t~ret26#1, main_#t~ret27#1, main_~x~0#1, main_~y~0#1, main_~res~0#1;assume { :end_inline_main } true; [2025-02-07 18:49:10,740 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L236: assume false;main_#res#1 := 1; [2025-02-07 18:49:10,740 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L236: assume !false; [2025-02-07 18:49:10,740 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L220: isinf_float_~ix~1#1 := isinf_float_~ix~1#1 % 2147483648;isinf_float_#res#1 := (if 2139095040 == isinf_float_~ix~1#1 then 1 else 0);main_#t~ret27#1 := isinf_float_#res#1;havoc isinf_float_#t~mem24#1, isinf_float_~#gf_u~3#1.base, isinf_float_~#gf_u~3#1.offset, isinf_float_~x#1, isinf_float_~ix~1#1;havoc isinf_float_#in~x#1;assume { :end_inline_isinf_float } true;assume -2147483648 <= main_#t~ret27#1 && main_#t~ret27#1 <= 2147483647; [2025-02-07 18:49:10,740 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L215: assume true; [2025-02-07 18:49:10,740 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L215: assume !true; [2025-02-07 18:49:10,741 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L215-1: assume false; [2025-02-07 18:49:10,741 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L215-1: assume !false; [2025-02-07 18:49:10,741 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L216: assume true; [2025-02-07 18:49:10,741 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L216: assume !true;call isinf_float_~#gf_u~3#1.base, isinf_float_~#gf_u~3#1.offset := #Ultimate.allocOnStack(4);call write~real#13(isinf_float_~x#1, isinf_float_~#gf_u~3#1.base, isinf_float_~#gf_u~3#1.offset, 4);call isinf_float_#t~mem24#1 := read~int#13(isinf_float_~#gf_u~3#1.base, isinf_float_~#gf_u~3#1.offset, 4);isinf_float_~ix~1#1 := (if isinf_float_#t~mem24#1 % 4294967296 % 4294967296 <= 2147483647 then isinf_float_#t~mem24#1 % 4294967296 % 4294967296 else isinf_float_#t~mem24#1 % 4294967296 % 4294967296 - 4294967296);call ULTIMATE.dealloc(isinf_float_~#gf_u~3#1.base, isinf_float_~#gf_u~3#1.offset);havoc isinf_float_~#gf_u~3#1.base, isinf_float_~#gf_u~3#1.offset;havoc isinf_float_~#gf_u~3#1.base, isinf_float_~#gf_u~3#1.offset;havoc isinf_float_#t~mem24#1; [2025-02-07 18:49:10,741 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L216-1: assume false; [2025-02-07 18:49:10,741 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L216-1: assume !false; [2025-02-07 18:49:10,741 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L233: main_#t~ret26#1 := __ieee754_hypotf_#res#1;havoc __ieee754_hypotf_#t~mem9#1, __ieee754_hypotf_~#gf_u~1#1.base, __ieee754_hypotf_~#gf_u~1#1.offset, __ieee754_hypotf_#t~mem10#1, __ieee754_hypotf_~#gf_u~2#1.base, __ieee754_hypotf_~#gf_u~2#1.offset, __ieee754_hypotf_#t~mem11#1, __ieee754_hypotf_~#sf_u~1#1.base, __ieee754_hypotf_~#sf_u~1#1.offset, __ieee754_hypotf_#t~mem12#1, __ieee754_hypotf_~#sf_u~2#1.base, __ieee754_hypotf_~#sf_u~2#1.offset, __ieee754_hypotf_#t~mem13#1, __ieee754_hypotf_~#sf_u~3#1.base, __ieee754_hypotf_~#sf_u~3#1.offset, __ieee754_hypotf_#t~mem14#1, __ieee754_hypotf_~#sf_u~4#1.base, __ieee754_hypotf_~#sf_u~4#1.offset, __ieee754_hypotf_#t~mem15#1, __ieee754_hypotf_~#sf_u~5#1.base, __ieee754_hypotf_~#sf_u~5#1.offset, __ieee754_hypotf_#t~mem16#1, __ieee754_hypotf_~#sf_u~6#1.base, __ieee754_hypotf_~#sf_u~6#1.offset, __ieee754_hypotf_#t~mem17#1, __ieee754_hypotf_~#sf_u~7#1.base, __ieee754_hypotf_~#sf_u~7#1.offset, __ieee754_hypotf_#t~mem18#1, __ieee754_hypotf_~#sf_u~8#1.base, __ieee754_hypotf_~#sf_u~8#1.offset, __ieee754_hypotf_#t~ret19#1, __ieee754_hypotf_#t~mem20#1, __ieee754_hypotf_~#sf_u~9#1.base, __ieee754_hypotf_~#sf_u~9#1.offset, __ieee754_hypotf_#t~mem21#1, __ieee754_hypotf_~#sf_u~10#1.base, __ieee754_hypotf_~#sf_u~10#1.offset, __ieee754_hypotf_#t~ret22#1, __ieee754_hypotf_#t~mem23#1, __ieee754_hypotf_~#sf_u~11#1.base, __ieee754_hypotf_~#sf_u~11#1.offset, __ieee754_hypotf_~x#1, __ieee754_hypotf_~y#1, __ieee754_hypotf_~a~0#1, __ieee754_hypotf_~b~0#1, __ieee754_hypotf_~t1~0#1, __ieee754_hypotf_~t2~0#1, __ieee754_hypotf_~y1~0#1, __ieee754_hypotf_~y2~0#1, __ieee754_hypotf_~w~0#1, __ieee754_hypotf_~j~0#1, __ieee754_hypotf_~k~0#1, __ieee754_hypotf_~ha~0#1, __ieee754_hypotf_~hb~0#1;havoc __ieee754_hypotf_#in~x#1, __ieee754_hypotf_#in~y#1;assume { :end_inline___ieee754_hypotf } true;main_~res~0#1 := main_#t~ret26#1;havoc main_#t~ret26#1;assume { :begin_inline_isinf_float } true;isinf_float_#in~x#1 := main_~res~0#1;havoc isinf_float_#res#1;havoc isinf_float_#t~mem24#1, isinf_float_~#gf_u~3#1.base, isinf_float_~#gf_u~3#1.offset, isinf_float_~x#1, isinf_float_~ix~1#1;isinf_float_~x#1 := isinf_float_#in~x#1;havoc isinf_float_~ix~1#1; [2025-02-07 18:49:10,759 INFO L? ?]: Removed 50 outVars from TransFormulas that were not future-live. [2025-02-07 18:49:10,759 INFO L308 CfgBuilder]: Performing block encoding [2025-02-07 18:49:10,776 INFO L332 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-02-07 18:49:10,776 INFO L337 CfgBuilder]: Removed 0 assume(true) statements. [2025-02-07 18:49:10,776 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 07.02 06:49:10 BoogieIcfgContainer [2025-02-07 18:49:10,777 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2025-02-07 18:49:10,778 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2025-02-07 18:49:10,778 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2025-02-07 18:49:10,781 INFO L274 PluginConnector]: TraceAbstraction initialized [2025-02-07 18:49:10,782 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.02 06:49:09" (1/3) ... [2025-02-07 18:49:10,782 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5c18bbaa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.02 06:49:10, skipping insertion in model container [2025-02-07 18:49:10,782 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 06:49:10" (2/3) ... [2025-02-07 18:49:10,782 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5c18bbaa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.02 06:49:10, skipping insertion in model container [2025-02-07 18:49:10,782 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 07.02 06:49:10" (3/3) ... [2025-02-07 18:49:10,783 INFO L128 eAbstractionObserver]: Analyzing ICFG float_req_bl_1270a.c [2025-02-07 18:49:10,793 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2025-02-07 18:49:10,794 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG float_req_bl_1270a.c that has 2 procedures, 131 locations, 1 initial locations, 34 loop locations, and 17 error locations. [2025-02-07 18:49:10,834 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2025-02-07 18:49:10,841 INFO L333 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@7c692757, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-02-07 18:49:10,842 INFO L334 AbstractCegarLoop]: Starting to check reachability of 17 error locations. [2025-02-07 18:49:10,845 INFO L276 IsEmpty]: Start isEmpty. Operand has 130 states, 111 states have (on average 1.7837837837837838) internal successors, (198), 126 states have internal predecessors, (198), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2025-02-07 18:49:10,848 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2025-02-07 18:49:10,848 INFO L210 NwaCegarLoop]: Found error trace [2025-02-07 18:49:10,848 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1] [2025-02-07 18:49:10,849 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr14ASSERT_VIOLATIONUNSUPPORTED_FEATURE === [__ieee754_sqrtfErr0ASSERT_VIOLATIONUNSUPPORTED_FEATURE, __ieee754_sqrtfErr1ASSERT_VIOLATIONUNSUPPORTED_FEATURE, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (and 14 more)] === [2025-02-07 18:49:10,853 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-07 18:49:10,853 INFO L85 PathProgramCache]: Analyzing trace with hash 8032606, now seen corresponding path program 1 times [2025-02-07 18:49:10,859 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-07 18:49:10,861 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [278681467] [2025-02-07 18:49:10,861 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-07 18:49:10,862 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-07 18:49:10,919 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 4 statements into 1 equivalence classes. [2025-02-07 18:49:10,929 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 4 of 4 statements. [2025-02-07 18:49:10,929 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-07 18:49:10,929 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-02-07 18:49:10,930 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-02-07 18:49:10,933 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 4 statements into 1 equivalence classes. [2025-02-07 18:49:10,936 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 4 of 4 statements. [2025-02-07 18:49:10,936 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-07 18:49:10,936 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-02-07 18:49:10,949 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-02-07 18:49:10,950 INFO L340 BasicCegarLoop]: Counterexample is feasible [2025-02-07 18:49:10,951 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr14ASSERT_VIOLATIONUNSUPPORTED_FEATURE (16 of 17 remaining) [2025-02-07 18:49:10,952 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location __ieee754_sqrtfErr0ASSERT_VIOLATIONUNSUPPORTED_FEATURE (15 of 17 remaining) [2025-02-07 18:49:10,952 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location __ieee754_sqrtfErr1ASSERT_VIOLATIONUNSUPPORTED_FEATURE (14 of 17 remaining) [2025-02-07 18:49:10,953 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (13 of 17 remaining) [2025-02-07 18:49:10,953 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1ASSERT_VIOLATIONUNSUPPORTED_FEATURE (12 of 17 remaining) [2025-02-07 18:49:10,953 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr2ASSERT_VIOLATIONUNSUPPORTED_FEATURE (11 of 17 remaining) [2025-02-07 18:49:10,953 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr3ASSERT_VIOLATIONUNSUPPORTED_FEATURE (10 of 17 remaining) [2025-02-07 18:49:10,953 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr4ASSERT_VIOLATIONUNSUPPORTED_FEATURE (9 of 17 remaining) [2025-02-07 18:49:10,953 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr5ASSERT_VIOLATIONUNSUPPORTED_FEATURE (8 of 17 remaining) [2025-02-07 18:49:10,953 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr6ASSERT_VIOLATIONUNSUPPORTED_FEATURE (7 of 17 remaining) [2025-02-07 18:49:10,953 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr7ASSERT_VIOLATIONUNSUPPORTED_FEATURE (6 of 17 remaining) [2025-02-07 18:49:10,953 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr8ASSERT_VIOLATIONUNSUPPORTED_FEATURE (5 of 17 remaining) [2025-02-07 18:49:10,953 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr9ASSERT_VIOLATIONUNSUPPORTED_FEATURE (4 of 17 remaining) [2025-02-07 18:49:10,954 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr10ASSERT_VIOLATIONUNSUPPORTED_FEATURE (3 of 17 remaining) [2025-02-07 18:49:10,954 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr11ASSERT_VIOLATIONUNSUPPORTED_FEATURE (2 of 17 remaining) [2025-02-07 18:49:10,954 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr12ASSERT_VIOLATIONUNSUPPORTED_FEATURE (1 of 17 remaining) [2025-02-07 18:49:10,954 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr13ASSERT_VIOLATIONUNSUPPORTED_FEATURE (0 of 17 remaining) [2025-02-07 18:49:10,954 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2025-02-07 18:49:10,957 INFO L422 BasicCegarLoop]: Path program histogram: [1] [2025-02-07 18:49:10,966 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2025-02-07 18:49:10,968 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 07.02 06:49:10 BoogieIcfgContainer [2025-02-07 18:49:10,968 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2025-02-07 18:49:10,969 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2025-02-07 18:49:10,969 INFO L270 PluginConnector]: Initializing Witness Printer... [2025-02-07 18:49:10,969 INFO L274 PluginConnector]: Witness Printer initialized [2025-02-07 18:49:10,970 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 07.02 06:49:10" (3/4) ... [2025-02-07 18:49:10,971 INFO L149 WitnessPrinter]: No result that supports witness generation found [2025-02-07 18:49:10,972 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2025-02-07 18:49:10,972 INFO L158 Benchmark]: Toolchain (without parser) took 1026.85ms. Allocated memory is still 142.6MB. Free memory was 110.3MB in the beginning and 47.8MB in the end (delta: 62.5MB). Peak memory consumption was 58.7MB. Max. memory is 16.1GB. [2025-02-07 18:49:10,973 INFO L158 Benchmark]: CDTParser took 0.19ms. Allocated memory is still 201.3MB. Free memory is still 127.9MB. There was no memory consumed. Max. memory is 16.1GB. [2025-02-07 18:49:10,973 INFO L158 Benchmark]: CACSL2BoogieTranslator took 233.82ms. Allocated memory is still 142.6MB. Free memory was 109.4MB in the beginning and 95.2MB in the end (delta: 14.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2025-02-07 18:49:10,973 INFO L158 Benchmark]: Boogie Procedure Inliner took 38.23ms. Allocated memory is still 142.6MB. Free memory was 95.2MB in the beginning and 93.3MB in the end (delta: 1.8MB). There was no memory consumed. Max. memory is 16.1GB. [2025-02-07 18:49:10,973 INFO L158 Benchmark]: Boogie Preprocessor took 56.11ms. Allocated memory is still 142.6MB. Free memory was 93.3MB in the beginning and 89.8MB in the end (delta: 3.6MB). There was no memory consumed. Max. memory is 16.1GB. [2025-02-07 18:49:10,974 INFO L158 Benchmark]: IcfgBuilder took 495.99ms. Allocated memory is still 142.6MB. Free memory was 89.8MB in the beginning and 63.4MB in the end (delta: 26.3MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. [2025-02-07 18:49:10,974 INFO L158 Benchmark]: TraceAbstraction took 190.55ms. Allocated memory is still 142.6MB. Free memory was 62.5MB in the beginning and 48.7MB in the end (delta: 13.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2025-02-07 18:49:10,974 INFO L158 Benchmark]: Witness Printer took 2.76ms. Allocated memory is still 142.6MB. Free memory was 48.7MB in the beginning and 47.8MB in the end (delta: 891.2kB). There was no memory consumed. Max. memory is 16.1GB. [2025-02-07 18:49:10,975 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19ms. Allocated memory is still 201.3MB. Free memory is still 127.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 233.82ms. Allocated memory is still 142.6MB. Free memory was 109.4MB in the beginning and 95.2MB in the end (delta: 14.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 38.23ms. Allocated memory is still 142.6MB. Free memory was 95.2MB in the beginning and 93.3MB in the end (delta: 1.8MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 56.11ms. Allocated memory is still 142.6MB. Free memory was 93.3MB in the beginning and 89.8MB in the end (delta: 3.6MB). There was no memory consumed. Max. memory is 16.1GB. * IcfgBuilder took 495.99ms. Allocated memory is still 142.6MB. Free memory was 89.8MB in the beginning and 63.4MB in the end (delta: 26.3MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. * TraceAbstraction took 190.55ms. Allocated memory is still 142.6MB. Free memory was 62.5MB in the beginning and 48.7MB in the end (delta: 13.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Witness Printer took 2.76ms. Allocated memory is still 142.6MB. Free memory was 48.7MB in the beginning and 47.8MB in the end (delta: 891.2kB). There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 88]: Unable to prove that there are no unsupported features in the program Unable to prove that there are no unsupported features in the program Reason: overapproximation of union with floats in the HoenickeLindenmann_Original memory model at line 88, overapproximation of someBinaryArithmeticFLOAToperation at line 231. Possible FailurePath: [L14] static const float one_sqrt = 1.0, tiny_sqrt = 1.0e-30; [L231] float x = 1.0f / 0.0f; [L232] float y = __VERIFIER_nondet_float(); [L233] CALL __ieee754_hypotf(x, y) [L84] float a = x, b = y, t1, t2, y1, y2, w; [L85] __int32_t j, k, ha, hb; VAL [one_sqrt=1, tiny_sqrt=1/1000000000000000000000000000000, x=3, y=2] [L91] COND TRUE 0 VAL [one_sqrt=1, tiny_sqrt=1/1000000000000000000000000000000] [L88] ieee_float_shape_type gf_u; VAL [one_sqrt=1, tiny_sqrt=1/1000000000000000000000000000000, x=3, y=2] - UnprovableResult [Line: 76]: Unable to prove that there are no unsupported features in the program Unable to prove that there are no unsupported features in the program Reason: Not analyzed. - UnprovableResult [Line: 22]: Unable to prove that there are no unsupported features in the program Unable to prove that there are no unsupported features in the program Reason: Not analyzed. - UnprovableResult [Line: 236]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 216]: Unable to prove that there are no unsupported features in the program Unable to prove that there are no unsupported features in the program Reason: Not analyzed. - UnprovableResult [Line: 203]: Unable to prove that there are no unsupported features in the program Unable to prove that there are no unsupported features in the program Reason: Not analyzed. - UnprovableResult [Line: 179]: Unable to prove that there are no unsupported features in the program Unable to prove that there are no unsupported features in the program Reason: Not analyzed. - UnprovableResult [Line: 194]: Unable to prove that there are no unsupported features in the program Unable to prove that there are no unsupported features in the program Reason: Not analyzed. - UnprovableResult [Line: 188]: Unable to prove that there are no unsupported features in the program Unable to prove that there are no unsupported features in the program Reason: Not analyzed. - UnprovableResult [Line: 152]: Unable to prove that there are no unsupported features in the program Unable to prove that there are no unsupported features in the program Reason: Not analyzed. - UnprovableResult [Line: 169]: Unable to prove that there are no unsupported features in the program Unable to prove that there are no unsupported features in the program Reason: Not analyzed. - UnprovableResult [Line: 164]: Unable to prove that there are no unsupported features in the program Unable to prove that there are no unsupported features in the program Reason: Not analyzed. - UnprovableResult [Line: 142]: Unable to prove that there are no unsupported features in the program Unable to prove that there are no unsupported features in the program Reason: Not analyzed. - UnprovableResult [Line: 137]: Unable to prove that there are no unsupported features in the program Unable to prove that there are no unsupported features in the program Reason: Not analyzed. - UnprovableResult [Line: 115]: Unable to prove that there are no unsupported features in the program Unable to prove that there are no unsupported features in the program Reason: Not analyzed. - UnprovableResult [Line: 110]: Unable to prove that there are no unsupported features in the program Unable to prove that there are no unsupported features in the program Reason: Not analyzed. - UnprovableResult [Line: 94]: Unable to prove that there are no unsupported features in the program Unable to prove that there are no unsupported features in the program Reason: Not analyzed. - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 131 locations, 17 error locations. Started 1 CEGAR loops. OverallTime: 0.1s, OverallIterations: 1, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=130occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 4 NumberOfCodeBlocks, 4 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available, ConComCheckerStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2025-02-07 18:49:10,988 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /root/.sdkman/candidates/java/21.0.5-tem/bin/java -Dosgi.configuration.area=/storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/float-newlib/float_req_bl_1270a.c -s /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash cef5793fe43b7ac201f8ba74ab73acc606c8d546b5c039af9ee3552505a25b3c --- Real Ultimate output --- This is Ultimate 0.3.0-?-48c9605-m [2025-02-07 18:49:13,128 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-02-07 18:49:13,186 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2025-02-07 18:49:13,190 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-02-07 18:49:13,191 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-02-07 18:49:13,207 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-02-07 18:49:13,207 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-02-07 18:49:13,207 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-02-07 18:49:13,208 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2025-02-07 18:49:13,208 INFO L153 SettingsManager]: * Use memory slicer=true [2025-02-07 18:49:13,208 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-02-07 18:49:13,208 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-02-07 18:49:13,208 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-02-07 18:49:13,208 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-02-07 18:49:13,208 INFO L153 SettingsManager]: * Use SBE=true [2025-02-07 18:49:13,209 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-02-07 18:49:13,209 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2025-02-07 18:49:13,209 INFO L153 SettingsManager]: * sizeof long=4 [2025-02-07 18:49:13,209 INFO L153 SettingsManager]: * sizeof POINTER=4 [2025-02-07 18:49:13,209 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-02-07 18:49:13,209 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2025-02-07 18:49:13,209 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-02-07 18:49:13,209 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2025-02-07 18:49:13,209 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2025-02-07 18:49:13,209 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2025-02-07 18:49:13,209 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2025-02-07 18:49:13,210 INFO L153 SettingsManager]: * sizeof long double=12 [2025-02-07 18:49:13,210 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-02-07 18:49:13,210 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-02-07 18:49:13,210 INFO L153 SettingsManager]: * Use constant arrays=true [2025-02-07 18:49:13,210 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-02-07 18:49:13,210 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-02-07 18:49:13,210 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-02-07 18:49:13,210 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-02-07 18:49:13,210 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-02-07 18:49:13,210 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-02-07 18:49:13,210 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-02-07 18:49:13,211 INFO L153 SettingsManager]: * Compute procedure contracts=false [2025-02-07 18:49:13,211 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2025-02-07 18:49:13,211 INFO L153 SettingsManager]: * Trace refinement strategy=FOX [2025-02-07 18:49:13,211 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2025-02-07 18:49:13,211 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2025-02-07 18:49:13,211 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2025-02-07 18:49:13,211 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2025-02-07 18:49:13,211 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2025-02-07 18:49:13,211 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> cef5793fe43b7ac201f8ba74ab73acc606c8d546b5c039af9ee3552505a25b3c [2025-02-07 18:49:13,551 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-02-07 18:49:13,560 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-02-07 18:49:13,561 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-02-07 18:49:13,564 INFO L270 PluginConnector]: Initializing CDTParser... [2025-02-07 18:49:13,564 INFO L274 PluginConnector]: CDTParser initialized [2025-02-07 18:49:13,566 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-newlib/float_req_bl_1270a.c [2025-02-07 18:49:14,768 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/fddb1429d/566403cabd5a4e4e8f48d0e4676d251c/FLAGbcb17d634 [2025-02-07 18:49:14,988 INFO L384 CDTParser]: Found 1 translation units. [2025-02-07 18:49:14,989 INFO L180 CDTParser]: Scanning /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/float-newlib/float_req_bl_1270a.c [2025-02-07 18:49:15,022 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/fddb1429d/566403cabd5a4e4e8f48d0e4676d251c/FLAGbcb17d634 [2025-02-07 18:49:15,349 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/fddb1429d/566403cabd5a4e4e8f48d0e4676d251c [2025-02-07 18:49:15,351 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-02-07 18:49:15,352 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-02-07 18:49:15,356 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-02-07 18:49:15,357 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-02-07 18:49:15,359 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-02-07 18:49:15,360 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.02 06:49:15" (1/1) ... [2025-02-07 18:49:15,361 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3d0e4d69 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 06:49:15, skipping insertion in model container [2025-02-07 18:49:15,361 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.02 06:49:15" (1/1) ... [2025-02-07 18:49:15,376 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-02-07 18:49:15,601 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/float-newlib/float_req_bl_1270a.c[4702,4715] [2025-02-07 18:49:15,607 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-02-07 18:49:15,634 INFO L200 MainTranslator]: Completed pre-run [2025-02-07 18:49:15,682 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/float-newlib/float_req_bl_1270a.c[4702,4715] [2025-02-07 18:49:15,682 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-02-07 18:49:15,696 INFO L204 MainTranslator]: Completed translation [2025-02-07 18:49:15,696 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 06:49:15 WrapperNode [2025-02-07 18:49:15,697 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-02-07 18:49:15,697 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-02-07 18:49:15,697 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-02-07 18:49:15,697 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-02-07 18:49:15,701 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 06:49:15" (1/1) ... [2025-02-07 18:49:15,714 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 06:49:15" (1/1) ... [2025-02-07 18:49:15,737 INFO L138 Inliner]: procedures = 21, calls = 75, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 254 [2025-02-07 18:49:15,738 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-02-07 18:49:15,738 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-02-07 18:49:15,738 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-02-07 18:49:15,738 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-02-07 18:49:15,748 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 06:49:15" (1/1) ... [2025-02-07 18:49:15,749 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 06:49:15" (1/1) ... [2025-02-07 18:49:15,752 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 06:49:15" (1/1) ... [2025-02-07 18:49:15,773 INFO L175 MemorySlicer]: Split 34 memory accesses to 17 slices as follows [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2]. 6 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0]. The 16 writes are split as follows [0, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]. [2025-02-07 18:49:15,774 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 06:49:15" (1/1) ... [2025-02-07 18:49:15,775 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 06:49:15" (1/1) ... [2025-02-07 18:49:15,792 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 06:49:15" (1/1) ... [2025-02-07 18:49:15,798 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 06:49:15" (1/1) ... [2025-02-07 18:49:15,803 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 06:49:15" (1/1) ... [2025-02-07 18:49:15,805 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 06:49:15" (1/1) ... [2025-02-07 18:49:15,809 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-02-07 18:49:15,810 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2025-02-07 18:49:15,810 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2025-02-07 18:49:15,810 INFO L274 PluginConnector]: IcfgBuilder initialized [2025-02-07 18:49:15,811 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 06:49:15" (1/1) ... [2025-02-07 18:49:15,814 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-02-07 18:49:15,824 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-07 18:49:15,838 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2025-02-07 18:49:15,841 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2025-02-07 18:49:15,858 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-02-07 18:49:15,859 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2025-02-07 18:49:15,859 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#1 [2025-02-07 18:49:15,859 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#2 [2025-02-07 18:49:15,859 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#3 [2025-02-07 18:49:15,859 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#4 [2025-02-07 18:49:15,859 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#5 [2025-02-07 18:49:15,859 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#6 [2025-02-07 18:49:15,859 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#7 [2025-02-07 18:49:15,859 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#8 [2025-02-07 18:49:15,859 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#9 [2025-02-07 18:49:15,859 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#10 [2025-02-07 18:49:15,860 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#11 [2025-02-07 18:49:15,860 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#12 [2025-02-07 18:49:15,860 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#13 [2025-02-07 18:49:15,860 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#14 [2025-02-07 18:49:15,860 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#15 [2025-02-07 18:49:15,860 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#16 [2025-02-07 18:49:15,860 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2025-02-07 18:49:15,860 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#0 [2025-02-07 18:49:15,860 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#1 [2025-02-07 18:49:15,860 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#2 [2025-02-07 18:49:15,860 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#3 [2025-02-07 18:49:15,860 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#4 [2025-02-07 18:49:15,860 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#5 [2025-02-07 18:49:15,860 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#6 [2025-02-07 18:49:15,861 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#7 [2025-02-07 18:49:15,861 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#8 [2025-02-07 18:49:15,861 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#9 [2025-02-07 18:49:15,861 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#10 [2025-02-07 18:49:15,861 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#11 [2025-02-07 18:49:15,861 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#12 [2025-02-07 18:49:15,861 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#13 [2025-02-07 18:49:15,861 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#14 [2025-02-07 18:49:15,861 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#15 [2025-02-07 18:49:15,861 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#16 [2025-02-07 18:49:15,861 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#0 [2025-02-07 18:49:15,862 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#1 [2025-02-07 18:49:15,862 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#2 [2025-02-07 18:49:15,862 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#3 [2025-02-07 18:49:15,862 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#4 [2025-02-07 18:49:15,862 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#5 [2025-02-07 18:49:15,862 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#6 [2025-02-07 18:49:15,862 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#7 [2025-02-07 18:49:15,862 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#8 [2025-02-07 18:49:15,862 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#9 [2025-02-07 18:49:15,862 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#10 [2025-02-07 18:49:15,862 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#11 [2025-02-07 18:49:15,862 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#12 [2025-02-07 18:49:15,862 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#13 [2025-02-07 18:49:15,863 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#14 [2025-02-07 18:49:15,863 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#15 [2025-02-07 18:49:15,863 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#16 [2025-02-07 18:49:15,863 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-02-07 18:49:15,863 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-02-07 18:49:15,863 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#0 [2025-02-07 18:49:15,863 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#1 [2025-02-07 18:49:15,863 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#2 [2025-02-07 18:49:15,863 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#3 [2025-02-07 18:49:15,863 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#4 [2025-02-07 18:49:15,863 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#5 [2025-02-07 18:49:15,863 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#6 [2025-02-07 18:49:15,864 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#7 [2025-02-07 18:49:15,864 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#8 [2025-02-07 18:49:15,864 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#9 [2025-02-07 18:49:15,864 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#10 [2025-02-07 18:49:15,864 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#11 [2025-02-07 18:49:15,864 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#12 [2025-02-07 18:49:15,864 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#13 [2025-02-07 18:49:15,864 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#14 [2025-02-07 18:49:15,864 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#15 [2025-02-07 18:49:15,864 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#16 [2025-02-07 18:49:15,864 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#0 [2025-02-07 18:49:15,864 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#1 [2025-02-07 18:49:15,864 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#2 [2025-02-07 18:49:15,865 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#3 [2025-02-07 18:49:15,865 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#4 [2025-02-07 18:49:15,865 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#5 [2025-02-07 18:49:15,865 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#6 [2025-02-07 18:49:15,865 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#7 [2025-02-07 18:49:15,865 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#8 [2025-02-07 18:49:15,865 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#9 [2025-02-07 18:49:15,865 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#10 [2025-02-07 18:49:15,865 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#11 [2025-02-07 18:49:15,865 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#12 [2025-02-07 18:49:15,865 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#13 [2025-02-07 18:49:15,865 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#14 [2025-02-07 18:49:15,865 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#15 [2025-02-07 18:49:15,865 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#16 [2025-02-07 18:49:15,866 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2025-02-07 18:49:15,866 INFO L130 BoogieDeclarations]: Found specification of procedure __ieee754_sqrtf [2025-02-07 18:49:15,866 INFO L138 BoogieDeclarations]: Found implementation of procedure __ieee754_sqrtf [2025-02-07 18:49:16,001 INFO L257 CfgBuilder]: Building ICFG [2025-02-07 18:49:16,002 INFO L287 CfgBuilder]: Building CFG for each procedure with an implementation [2025-02-07 18:49:17,961 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint ULTIMATE.startFINAL: assume true; [2025-02-07 18:49:17,961 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L235: assume 0bv32 == main_#t~ret25#1;havoc main_#t~ret25#1; [2025-02-07 18:49:17,962 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L235: assume !(0bv32 == main_#t~ret25#1);havoc main_#t~ret25#1;main_#res#1 := 0bv32;#t~ret26#1 := main_#res#1;havoc main_#t~nondet23#1, main_#t~ret24#1, main_#t~ret25#1, main_~x~0#1, main_~y~0#1, main_~res~0#1;assume { :end_inline_main } true; [2025-02-07 18:49:17,962 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L215: assume true;call isinf_float_~#gf_u~3#1.base, isinf_float_~#gf_u~3#1.offset := #Ultimate.allocOnStack(4bv32);call write~intFLOATTYPE4#14(isinf_float_~x#1, isinf_float_~#gf_u~3#1.base, isinf_float_~#gf_u~3#1.offset, 4bv32);call isinf_float_#t~mem22#1 := read~intINTTYPE4#14(isinf_float_~#gf_u~3#1.base, isinf_float_~#gf_u~3#1.offset, 4bv32);isinf_float_~ix~1#1 := isinf_float_#t~mem22#1;call ULTIMATE.dealloc(isinf_float_~#gf_u~3#1.base, isinf_float_~#gf_u~3#1.offset);havoc isinf_float_~#gf_u~3#1.base, isinf_float_~#gf_u~3#1.offset;havoc isinf_float_~#gf_u~3#1.base, isinf_float_~#gf_u~3#1.offset;havoc isinf_float_#t~mem22#1; [2025-02-07 18:49:17,962 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L215: assume !true; [2025-02-07 18:49:17,962 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L215-1: assume false; [2025-02-07 18:49:17,962 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L215-1: assume !false; [2025-02-07 18:49:17,962 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L236: assume false;main_#res#1 := 1bv32; [2025-02-07 18:49:17,962 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L236: assume !false; [2025-02-07 18:49:17,962 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L220: isinf_float_~ix~1#1 := ~bvand~32(2147483647bv32, isinf_float_~ix~1#1);isinf_float_#res#1 := (if 2139095040bv32 == isinf_float_~ix~1#1 then 1bv32 else 0bv32);main_#t~ret25#1 := isinf_float_#res#1;havoc isinf_float_#t~mem22#1, isinf_float_~#gf_u~3#1.base, isinf_float_~#gf_u~3#1.offset, isinf_float_~x#1, isinf_float_~ix~1#1;havoc isinf_float_#in~x#1;assume { :end_inline_isinf_float } true; [2025-02-07 18:49:17,962 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L233: main_#t~ret24#1 := __ieee754_hypotf_#res#1;havoc __ieee754_hypotf_#t~mem7#1, __ieee754_hypotf_~#gf_u~1#1.base, __ieee754_hypotf_~#gf_u~1#1.offset, __ieee754_hypotf_#t~mem8#1, __ieee754_hypotf_~#gf_u~2#1.base, __ieee754_hypotf_~#gf_u~2#1.offset, __ieee754_hypotf_#t~mem9#1, __ieee754_hypotf_~#sf_u~1#1.base, __ieee754_hypotf_~#sf_u~1#1.offset, __ieee754_hypotf_#t~mem10#1, __ieee754_hypotf_~#sf_u~2#1.base, __ieee754_hypotf_~#sf_u~2#1.offset, __ieee754_hypotf_#t~mem11#1, __ieee754_hypotf_~#sf_u~3#1.base, __ieee754_hypotf_~#sf_u~3#1.offset, __ieee754_hypotf_#t~mem12#1, __ieee754_hypotf_~#sf_u~4#1.base, __ieee754_hypotf_~#sf_u~4#1.offset, __ieee754_hypotf_#t~mem13#1, __ieee754_hypotf_~#sf_u~5#1.base, __ieee754_hypotf_~#sf_u~5#1.offset, __ieee754_hypotf_#t~mem14#1, __ieee754_hypotf_~#sf_u~6#1.base, __ieee754_hypotf_~#sf_u~6#1.offset, __ieee754_hypotf_#t~mem15#1, __ieee754_hypotf_~#sf_u~7#1.base, __ieee754_hypotf_~#sf_u~7#1.offset, __ieee754_hypotf_#t~mem16#1, __ieee754_hypotf_~#sf_u~8#1.base, __ieee754_hypotf_~#sf_u~8#1.offset, __ieee754_hypotf_#t~ret17#1, __ieee754_hypotf_#t~mem18#1, __ieee754_hypotf_~#sf_u~9#1.base, __ieee754_hypotf_~#sf_u~9#1.offset, __ieee754_hypotf_#t~mem19#1, __ieee754_hypotf_~#sf_u~10#1.base, __ieee754_hypotf_~#sf_u~10#1.offset, __ieee754_hypotf_#t~ret20#1, __ieee754_hypotf_#t~mem21#1, __ieee754_hypotf_~#sf_u~11#1.base, __ieee754_hypotf_~#sf_u~11#1.offset, __ieee754_hypotf_~x#1, __ieee754_hypotf_~y#1, __ieee754_hypotf_~a~0#1, __ieee754_hypotf_~b~0#1, __ieee754_hypotf_~t1~0#1, __ieee754_hypotf_~t2~0#1, __ieee754_hypotf_~y1~0#1, __ieee754_hypotf_~y2~0#1, __ieee754_hypotf_~w~0#1, __ieee754_hypotf_~j~0#1, __ieee754_hypotf_~k~0#1, __ieee754_hypotf_~ha~0#1, __ieee754_hypotf_~hb~0#1;havoc __ieee754_hypotf_#in~x#1, __ieee754_hypotf_#in~y#1;assume { :end_inline___ieee754_hypotf } true;main_~res~0#1 := main_#t~ret24#1;havoc main_#t~ret24#1;assume { :begin_inline_isinf_float } true;isinf_float_#in~x#1 := main_~res~0#1;havoc isinf_float_#res#1;havoc isinf_float_#t~mem22#1, isinf_float_~#gf_u~3#1.base, isinf_float_~#gf_u~3#1.offset, isinf_float_~x#1, isinf_float_~ix~1#1;isinf_float_~x#1 := isinf_float_#in~x#1;havoc isinf_float_~ix~1#1; [2025-02-07 18:49:17,999 INFO L? ?]: Removed 52 outVars from TransFormulas that were not future-live. [2025-02-07 18:49:17,999 INFO L308 CfgBuilder]: Performing block encoding [2025-02-07 18:49:18,006 INFO L332 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-02-07 18:49:18,006 INFO L337 CfgBuilder]: Removed 0 assume(true) statements. [2025-02-07 18:49:18,006 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 07.02 06:49:18 BoogieIcfgContainer [2025-02-07 18:49:18,006 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2025-02-07 18:49:18,008 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2025-02-07 18:49:18,008 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2025-02-07 18:49:18,011 INFO L274 PluginConnector]: TraceAbstraction initialized [2025-02-07 18:49:18,011 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.02 06:49:15" (1/3) ... [2025-02-07 18:49:18,011 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4d6ba0b3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.02 06:49:18, skipping insertion in model container [2025-02-07 18:49:18,011 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 06:49:15" (2/3) ... [2025-02-07 18:49:18,012 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4d6ba0b3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.02 06:49:18, skipping insertion in model container [2025-02-07 18:49:18,012 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 07.02 06:49:18" (3/3) ... [2025-02-07 18:49:18,013 INFO L128 eAbstractionObserver]: Analyzing ICFG float_req_bl_1270a.c [2025-02-07 18:49:18,022 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2025-02-07 18:49:18,023 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG float_req_bl_1270a.c that has 2 procedures, 77 locations, 1 initial locations, 18 loop locations, and 1 error locations. [2025-02-07 18:49:18,053 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2025-02-07 18:49:18,061 INFO L333 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@13d087ae, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-02-07 18:49:18,061 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2025-02-07 18:49:18,064 INFO L276 IsEmpty]: Start isEmpty. Operand has 76 states, 72 states have (on average 1.7222222222222223) internal successors, (124), 72 states have internal predecessors, (124), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2025-02-07 18:49:18,068 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2025-02-07 18:49:18,070 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2025-02-07 18:49:18,073 INFO L422 BasicCegarLoop]: Path program histogram: [] [2025-02-07 18:49:18,077 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 76 states, 72 states have (on average 1.7222222222222223) internal successors, (124), 72 states have internal predecessors, (124), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2025-02-07 18:49:18,103 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2025-02-07 18:49:18,109 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 07.02 06:49:18 BoogieIcfgContainer [2025-02-07 18:49:18,109 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2025-02-07 18:49:18,109 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2025-02-07 18:49:18,109 INFO L270 PluginConnector]: Initializing Witness Printer... [2025-02-07 18:49:18,109 INFO L274 PluginConnector]: Witness Printer initialized [2025-02-07 18:49:18,110 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 07.02 06:49:18" (3/4) ... [2025-02-07 18:49:18,112 INFO L146 WitnessPrinter]: Generating witness for correct program [2025-02-07 18:49:18,114 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure __ieee754_sqrtf [2025-02-07 18:49:18,118 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 45 nodes and edges [2025-02-07 18:49:18,118 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 22 nodes and edges [2025-02-07 18:49:18,118 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2025-02-07 18:49:18,119 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2025-02-07 18:49:18,178 INFO L149 WitnessManager]: Wrote witness to /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/witness.graphml [2025-02-07 18:49:18,178 INFO L149 WitnessManager]: Wrote witness to /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/witness.yml [2025-02-07 18:49:18,178 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2025-02-07 18:49:18,179 INFO L158 Benchmark]: Toolchain (without parser) took 2826.35ms. Allocated memory is still 117.4MB. Free memory was 91.8MB in the beginning and 69.4MB in the end (delta: 22.4MB). Peak memory consumption was 22.6MB. Max. memory is 16.1GB. [2025-02-07 18:49:18,179 INFO L158 Benchmark]: CDTParser took 0.68ms. Allocated memory is still 117.4MB. Free memory is still 83.7MB. There was no memory consumed. Max. memory is 16.1GB. [2025-02-07 18:49:18,179 INFO L158 Benchmark]: CACSL2BoogieTranslator took 340.53ms. Allocated memory is still 117.4MB. Free memory was 91.6MB in the beginning and 76.7MB in the end (delta: 14.9MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2025-02-07 18:49:18,179 INFO L158 Benchmark]: Boogie Procedure Inliner took 40.64ms. Allocated memory is still 117.4MB. Free memory was 76.7MB in the beginning and 74.8MB in the end (delta: 1.8MB). There was no memory consumed. Max. memory is 16.1GB. [2025-02-07 18:49:18,180 INFO L158 Benchmark]: Boogie Preprocessor took 70.82ms. Allocated memory is still 117.4MB. Free memory was 74.8MB in the beginning and 70.7MB in the end (delta: 4.1MB). There was no memory consumed. Max. memory is 16.1GB. [2025-02-07 18:49:18,180 INFO L158 Benchmark]: IcfgBuilder took 2196.81ms. Allocated memory is still 117.4MB. Free memory was 70.7MB in the beginning and 86.3MB in the end (delta: -15.5MB). Peak memory consumption was 39.4MB. Max. memory is 16.1GB. [2025-02-07 18:49:18,180 INFO L158 Benchmark]: TraceAbstraction took 101.26ms. Allocated memory is still 117.4MB. Free memory was 85.8MB in the beginning and 77.3MB in the end (delta: 8.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2025-02-07 18:49:18,180 INFO L158 Benchmark]: Witness Printer took 68.84ms. Allocated memory is still 117.4MB. Free memory was 77.3MB in the beginning and 69.4MB in the end (delta: 7.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2025-02-07 18:49:18,181 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.68ms. Allocated memory is still 117.4MB. Free memory is still 83.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 340.53ms. Allocated memory is still 117.4MB. Free memory was 91.6MB in the beginning and 76.7MB in the end (delta: 14.9MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 40.64ms. Allocated memory is still 117.4MB. Free memory was 76.7MB in the beginning and 74.8MB in the end (delta: 1.8MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 70.82ms. Allocated memory is still 117.4MB. Free memory was 74.8MB in the beginning and 70.7MB in the end (delta: 4.1MB). There was no memory consumed. Max. memory is 16.1GB. * IcfgBuilder took 2196.81ms. Allocated memory is still 117.4MB. Free memory was 70.7MB in the beginning and 86.3MB in the end (delta: -15.5MB). Peak memory consumption was 39.4MB. Max. memory is 16.1GB. * TraceAbstraction took 101.26ms. Allocated memory is still 117.4MB. Free memory was 85.8MB in the beginning and 77.3MB in the end (delta: 8.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Witness Printer took 68.84ms. Allocated memory is still 117.4MB. Free memory was 77.3MB in the beginning and 69.4MB in the end (delta: 7.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 236]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 77 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 0.0s, OverallIterations: 0, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=76occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available, ConComCheckerStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2025-02-07 18:49:18,216 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE